Leaf enclosure



FIG. 1 is a perspective view of the leaf enclosure design;

FIG. 2 is a front elevational view thereof, the rear view being substantially a mirror image;

FIG. 3 is a left side elevational view thereof, the right side being substantially a mirror image; and,

FIG. 4 is a top plan view thereof, the bottom view being a mirror image.

The phantom line showing of environment is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a leaf enclosure, as shown and described. 